Fel4te4ralehub Fel4te4ralehub
  • 24-02-2017
  • Biology
contestada

Down syndrome is a condition in which the individual
a. has three copies of chromosome 21.
b. has three copies of chromosome 23.
c. lacks chromosome 46.
d. has only one chromosome 21.

Respuesta :

kjb123
kjb123 kjb123
  • 24-02-2017
A. has three copies of chromosome 21.
Answer Link

Otras preguntas

|x-b|=c, only one solution is -3
Fill in the missing numbers in the sequence: 0.1, 0.25, 0.4, __, 0.7 ?
PLEASE HURRY NEEDED ASAP
report on "Role of CIAA to control the corruption"​
when I (see)Joe in the distance, I (wave) at him, but he (not/recognize) me.
Hello people ~The diagonals of a rhombus are 16 cm and 12 cm, in length. The side of rhombus in length is:(a) 20 cm(b) 8 cm(c) 10 cm(d) 9 cm​
What was accomplished by early farming societies but not by hunter-gatherer societies? They created metal items such as containers, weapons, and tools. They wen
if 2.5kg of potatoes cost £1.40 work out the cost of 4.25kg of potatoes
A container holds 5 gallons of lemonade. How much is this in pints? Use the table below. Include the correct unit in your answer. Volume Unit Symbol Fact fluid
Find the simple interest on the loan of $2500 for 2 years at 5%. $ (Simplify your answer. Round to the nearest cent as needed.)